| 摘要 |
<p>A progressive filtration system (10) for a chest drainage unit during continuous autotransfusion including a gross filter (20) for filtering incoming blood at the inlet portion (19) of a collection chamber (16) and a conventional fine micron filter assembly (37) located at the bottom portion of the collection chamber (16) for refiltering collected blood prior to reinfusion of the filtered blood back to the patient. The micron filter assembly (37) includes a valve cap (38) adapted for sealing engagement with a drop tube (31) that places the filter assembly (37) in fluid flow communication with an outlet (22) of the collection chamber (16) located at the top portion of the chamber (16).</p> |
